| I | stump |
| you | stump |
| he/she/it | stumps |
| we | stump |
| you | stump |
| they | stump |
| I | have stumped |
| you | have stumped |
| he/she/it | has stumped |
| we | have stumped |
| you | have stumped |
| they | have stumped |
| I | stumped |
| you | stumped |
| he/she/it | stumped |
| we | stumped |
| you | stumped |
| they | stumped |
| I | had stumped |
| you | had stumped |
| he/she/it | had stumped |
| we | had stumped |
| you | had stumped |
| they | had stumped |
| I | will stump |
| you | will stump |
| he/she/it | will stump |
| we | will stump |
| you | will stump |
| they | will stump |
| I | will have stumped |
| you | will have stumped |
| he/she/it | will have stumped |
| we | will have stumped |
| you | will have stumped |
| they | will have stumped |
| I | am stumping |
| you | are stumping |
| he/she/it | is stumping |
| we | are stumping |
| you | are stumping |
| they | are stumping |
| I | have been stumping |
| you | have been stumping |
| he/she/it | has been stumping |
| we | have been stumping |
| you | have been stumping |
| they | have been stumping |
| I | was stumping |
| you | were stumping |
| he/she/it | was stumping |
| we | were stumping |
| you | were stumping |
| they | were stumping |
| I | had been stumping |
| you | had been stumping |
| he/she/it | had been stumping |
| we | had been stumping |
| you | had been stumping |
| they | had been stumping |
| I | will be stumping |
| you | will be stumping |
| he/she/it | will be stumping |
| we | will be stumping |
| you | will be stumping |
| they | will be stumping |
| I | will have been stumping |
| you | will have been stumping |
| he/she/it | will have been stumping |
| we | will have been stumping |
| you | will have been stumping |
| they | will have been stumping |
| I | would stump |
| you | would stump |
| he/she/it | would stump |
| we | would stump |
| you | would stump |
| they | would stump |
| I | would have stumped |
| you | would have stumped |
| he/she/it | would have stumped |
| we | would have stumped |
| you | would have stumped |
| they | would have stumped |
| I | would be stumping |
| you | would be stumping |
| he/she/it | would be stumping |
| we | would be stumping |
| you | would be stumping |
| they | would be stumping |
| I | would have been stumping |
| you | would have been stumping |
| he/she/it | would have been stumping |
| we | would have been stumping |
| you | would have been stumping |
| they | would have been stumping |
| You | stump |
| we | Let's stump |
| You | stump |